aboutsummaryrefslogtreecommitdiffstats
path: root/request.cgi
blob: 16d7662e8079b6613254c912b6fdd5e048739b66 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
#!/usr/bin/perl -wT
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Myk Melez <myk@mozilla.org>
#                 Frédéric Buclin <LpSolit@gmail.com>

################################################################################
# Script Initialization
################################################################################

# Make it harder for us to do dangerous things in Perl.
use strict;

use lib qw(. lib);

use Bugzilla;
use Bugzilla::Util;
use Bugzilla::Error;
use Bugzilla::Flag;
use Bugzilla::FlagType;
use Bugzilla::User;
use Bugzilla::Product;
use Bugzilla::Component;

# Make sure the user is logged in.
my $user = Bugzilla->login();
my $cgi = Bugzilla->cgi;
# Force the script to run against the shadow DB. We already validated credentials.
Bugzilla->switch_to_shadow_db;
my $template = Bugzilla->template;
my $action = $cgi->param('action') || '';

print $cgi->header();

################################################################################
# Main Body Execution
################################################################################

my $fields;
$fields->{'requester'}->{'type'} = 'single';
# If the user doesn't restrict his search to requests from the wind
# (requestee ne '-'), include the requestee for completion.
unless (defined $cgi->param('requestee')
        && $cgi->param('requestee') eq '-')
{
    $fields->{'requestee'}->{'type'} = 'single';
}

Bugzilla::User::match_field($fields);

if ($action eq 'queue') {
    queue();
}
else {
    my $flagtypes = get_flag_types();
    my @types = ('all', @$flagtypes);

    my $vars = {};
    $vars->{'types'} = \@types;
    $vars->{'requests'} = {};

    my %components;
    foreach my $prod (@{$user->get_selectable_products}) {
        foreach my $comp (@{$prod->components}) {
            $components{$comp->name} = 1;
        }
    }
    $vars->{'components'} = [ sort { $a cmp $b } keys %components ];

    $template->process('request/queue.html.tmpl', $vars)
      || ThrowTemplateError($template->error());
}
exit;

################################################################################
# Functions
################################################################################

sub queue {
    my $cgi = Bugzilla->cgi;
    my $dbh = Bugzilla->dbh;
    my $template = Bugzilla->template;
    my $user = Bugzilla->user;
    my $userid = $user->id;
    my $vars = {};

    my $status = validateStatus($cgi->param('status'));
    my $form_group = validateGroup($cgi->param('group'));

    my $query = 
    # Select columns describing each flag, the bug/attachment on which
    # it has been set, who set it, and of whom they are requesting it.
    " SELECT    flags.id, flagtypes.name,
                flags.status,
                flags.bug_id, bugs.short_desc,
                products.name, components.name,
                flags.attach_id, attachments.description,
                requesters.realname, requesters.login_name,
                requestees.realname, requestees.login_name, COUNT(privs.group_id),
    " . $dbh->sql_date_format('flags.modification_date', '%Y.%m.%d %H:%i') .
    # Use the flags and flagtypes tables for information about the flags,
    # the bugs and attachments tables for target info, the profiles tables
    # for setter and requestee info, the products/components tables
    # so we can display product and component names, and the bug_group_map
    # table to help us weed out secure bugs to which the user should not have
    # access.
    "
      FROM           flags 
           LEFT JOIN attachments
                  ON flags.attach_id = attachments.attach_id
          INNER JOIN flagtypes
                  ON flags.type_id = flagtypes.id
          INNER JOIN profiles AS requesters
                  ON flags.setter_id = requesters.userid
           LEFT JOIN profiles AS requestees
                  ON flags.requestee_id  = requestees.userid
          INNER JOIN bugs
                  ON flags.bug_id = bugs.bug_id
          INNER JOIN products
                  ON bugs.product_id = products.id
          INNER JOIN components
                  ON bugs.component_id = components.id
           LEFT JOIN bug_group_map AS bgmap
                  ON bgmap.bug_id = bugs.bug_id
                 AND bgmap.group_id NOT IN (" .
                     $user->groups_as_string . ")
           LEFT JOIN bug_group_map AS privs
                  ON privs.bug_id = bugs.bug_id
           LEFT JOIN cc AS ccmap
                  ON ccmap.who = $userid
                 AND ccmap.bug_id = bugs.bug_id
    " .

    # Weed out bug the user does not have access to
    " WHERE     ((bgmap.group_id IS NULL) OR
                 (ccmap.who IS NOT NULL AND cclist_accessible = 1) OR
                 (bugs.reporter = $userid AND bugs.reporter_accessible = 1) OR
                 (bugs.assigned_to = $userid) " .
                 (Bugzilla->params->{'useqacontact'} ? "OR
                 (bugs.qa_contact = $userid))" : ")");

    unless ($user->is_insider) {
        $query .= " AND (attachments.attach_id IS NULL
                         OR attachments.isprivate = 0
                         OR attachments.submitter_id = $userid)";
    }

    # Limit query to pending requests.
    $query .= " AND flags.status = '?' " unless $status;

    # The set of criteria by which we filter records to display in the queue.
    my @criteria = ();

    # A list of columns to exclude from the report because the report conditions
    # limit the data being displayed to exact matches for those columns.
    # In other words, if we are only displaying "pending" , we don't
    # need to display a "status" column in the report because the value for that
    # column will always be the same.
    my @excluded_columns = ();
    
    # Filter requests by status: "pending", "granted", "denied", "all" 
    # (which means any), or "fulfilled" (which means "granted" or "denied").
    if ($status) {
        if ($status eq "+-") {
            push(@criteria, "flags.status IN ('+', '-')");
            push(@excluded_columns, 'status') unless $cgi->param('do_union');
        }
        elsif ($status ne "all") {
            push(@criteria, "flags.status = '$status'");
            push(@excluded_columns, 'status') unless $cgi->param('do_union');
        }
    }
    
    # Filter results by exact email address of requester or requestee.
    if (defined $cgi->param('requester') && $cgi->param('requester') ne "") {
        my $requester = $dbh->quote($cgi->param('requester'));
        trick_taint($requester); # Quoted above
        push(@criteria, $dbh->sql_istrcmp('requesters.login_name', $requester));
        push(@excluded_columns, 'requester') unless $cgi->param('do_union');
    }
    if (defined $cgi->param('requestee') && $cgi->param('requestee') ne "") {
        if ($cgi->param('requestee') ne "-") {
            my $requestee = $dbh->quote($cgi->param('requestee'));
            trick_taint($requestee); # Quoted above
            push(@criteria, $dbh->sql_istrcmp('requestees.login_name',
                            $requestee));
        }
        else { push(@criteria, "flags.requestee_id IS NULL") }
        push(@excluded_columns, 'requestee') unless $cgi->param('do_union');
    }
    
    # Filter results by exact product or component.
    if (defined $cgi->param('product') && $cgi->param('product') ne "") {
        my $product = Bugzilla::Product->check(scalar $cgi->param('product'));
        push(@criteria, "bugs.product_id = " . $product->id);
        push(@excluded_columns, 'product') unless $cgi->param('do_union');
        if (defined $cgi->param('component') && $cgi->param('component') ne "") {
            my $component = Bugzilla::Component->check({ product => $product,
                                                         name => scalar $cgi->param('component') });
            push(@criteria, "bugs.component_id = " . $component->id);
            push(@excluded_columns, 'component') unless $cgi->param('do_union');
        }
    }

    # Filter results by flag types.
    my $form_type = $cgi->param('type');
    if (defined $form_type && !grep($form_type eq $_, ("", "all"))) {
        # Check if any matching types are for attachments.  If not, don't show
        # the attachment column in the report.
        my $has_attachment_type =
            Bugzilla::FlagType::count({ 'name' => $form_type,
                                        'target_type' => 'attachment' });

        if (!$has_attachment_type) { push(@excluded_columns, 'attachment') }

        my $quoted_form_type = $dbh->quote($form_type);
        trick_taint($quoted_form_type); # Already SQL quoted
        push(@criteria, "flagtypes.name = " . $quoted_form_type);
        push(@excluded_columns, 'type') unless $cgi->param('do_union');
    }
    
    # Add the criteria to the query.  We do an intersection by default 
    # but do a union if the "do_union" URL parameter (for which there is no UI 
    # because it's an advanced feature that people won't usually want) is true.
    my $and_or = $cgi->param('do_union') ? " OR " : " AND ";
    $query .= " AND (" . join($and_or, @criteria) . ") " if scalar(@criteria);
    
    # Group the records by flag ID so we don't get multiple rows of data
    # for each flag.  This is only necessary because of the code that
    # removes flags on bugs the user is unauthorized to access.
    $query .= ' ' . $dbh->sql_group_by('flags.id',
               'flagtypes.name, flags.status, flags.bug_id, bugs.short_desc,
                products.name, components.name, flags.attach_id,
                attachments.description, requesters.realname,
                requesters.login_name, requestees.realname,
                requestees.login_name, flags.modification_date,
                cclist_accessible, bugs.reporter, bugs.reporter_accessible,
                bugs.assigned_to');

    # Group the records, in other words order them by the group column
    # so the loop in the display template can break them up into separate
    # tables every time the value in the group column changes.

    $form_group ||= "requestee";
    if ($form_group eq "requester") {
        $query .= " ORDER BY requesters.realname, requesters.login_name";
    }
    elsif ($form_group eq "requestee") {
        $query .= " ORDER BY requestees.realname, requestees.login_name";
    }
    elsif ($form_group eq "category") {
        $query .= " ORDER BY products.name, components.name";
    }
    elsif ($form_group eq "type") {
        $query .= " ORDER BY flagtypes.name";
    }

    # Order the records (within each group).
    $query .= " , flags.modification_date";

    # Pass the query to the template for use when debugging this script.
    $vars->{'query'} = $query;
    $vars->{'debug'} = $cgi->param('debug') ? 1 : 0;
    
    my $results = $dbh->selectall_arrayref($query);
    my @requests = ();
    foreach my $result (@$results) {
        my @data = @$result;
        my $request = {
          'id'              => $data[0] , 
          'type'            => $data[1] , 
          'status'          => $data[2] , 
          'bug_id'          => $data[3] , 
          'bug_summary'     => $data[4] , 
          'category'        => "$data[5]: $data[6]" , 
          'attach_id'       => $data[7] , 
          'attach_summary'  => $data[8] ,
          'requester'       => ($data[9] ? "$data[9] <$data[10]>" : $data[10]) , 
          'requestee'       => ($data[11] ? "$data[11] <$data[12]>" : $data[12]) , 
          'restricted'      => $data[13] ? 1 : 0,
          'created'         => $data[14]
        };
        push(@requests, $request);
    }

    # Get a list of request type names to use in the filter form.
    my @types = ("all");
    my $flagtypes = get_flag_types();
    push(@types, @$flagtypes);

    $vars->{'excluded_columns'} = \@excluded_columns;
    $vars->{'group_field'} = $form_group;
    $vars->{'requests'} = \@requests;
    $vars->{'types'} = \@types;

    my %components;
    foreach my $prod (@{$user->get_selectable_products}) {
        foreach my $comp (@{$prod->components}) {
            $components{$comp->name} = 1;
        }
    }
    $vars->{'components'} = [ sort { $a cmp $b } keys %components ];

    # Generate and return the UI (HTML page) from the appropriate template.
    $template->process("request/queue.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
}

################################################################################
# Data Validation / Security Authorization
################################################################################

sub validateStatus {
    my $status = shift;
    return if !defined $status;

    grep($status eq $_, qw(? +- + - all))
      || ThrowUserError("flag_status_invalid", { status => $status });
    trick_taint($status);
    return $status;
}

sub validateGroup {
    my $group = shift;
    return if !defined $group;

    grep($group eq $_, qw(requester requestee category type))
      || ThrowUserError("request_queue_group_invalid", { group => $group });
    trick_taint($group);
    return $group;
}

# Returns all flag types which have at least one flag of this type.
# If a flag type is inactive but still has flags, we want it.
sub get_flag_types {
    my $dbh = Bugzilla->dbh;
    my $flag_types = $dbh->selectcol_arrayref('SELECT DISTINCT name
                                                 FROM flagtypes
                                                WHERE flagtypes.id IN
                                                      (SELECT DISTINCT type_id FROM flags)
                                             ORDER BY name');
    return $flag_types;
}